Open Book Touch: open-source e-reader
Open Book Touch is a new open-source, 4.26-inch e-reader project currently seeking funding. The device focuses on a minimalist reading experience with a high-density e-paper display and a custom typesetting engine.
Why it matters
The project highlights the growing niche for hardware transparency and open-source freedom in consumer electronics.
Back this project to help bring it into existence. Funding ends on Aug 20, 2026 at 04:59 PM PDT.
Open Book Touch is the device I’ve been trying to build for six years: a small, beautiful, completely open source e-book reader that does one thing and does it well. There are no physical buttons on the front; the device is a single, perfectly symmetrical 4.26-inch front-lit e-paper touchscreen, one centimeter thin in its enclosure. Open Book Touch slips into a pocket and disappears until you unlock it to read.
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